Earth Day, held each year on April 22, is a day to show support for environmental protection.
Many communities have events scheduled on and around Earth Day, including clean-up projects, tree plantings and more.
To prepare for Earth Day, take some time to consider the world around us. How much do you know about Earth Day, our planet and environmental concerns? Put your knowledge to the test with these 10 questions.
READ ALSO: QUIZ: Understanding heat and cold
READ ALSO: QUIZ: A summer’s day at the water
READ ALSO: QUIZ: How much do you know about space?
To report a typo, email: